16390959720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{213091}}^1$

素因数の和:213746

約数の個数: 64

約数和(自身を含む): 49249823040

約数和(自身を除く): 32858863320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 641, 1282, 1923, 2564, 3205, 3846, 5128, 6410, 7692, 9615, 12820, 15384, 19230, 25640, 38460, 76920, 213091, 426182, 639273, 852364, 1065455, 1278546, 1704728, 2130910, 2557092, 3196365, 4261820, 5114184, 6392730, 8523640, 12785460, 25570920, 136591331, 273182662, 409773993, 546365324, 682956655, 819547986, 1092730648, 1365913310, 1639095972, 2048869965, 2731826620, 3278191944, 4097739930, 5463653240, 8195479860, 16390959720]

約数ペア:

[(1, 16390959720), (2, 8195479860), (3, 5463653240), (4, 4097739930), (5, 3278191944), (6, 2731826620), (8, 2048869965), (10, 1639095972), (12, 1365913310), (15, 1092730648), (20, 819547986), (24, 682956655), (30, 546365324), (40, 409773993), (60, 273182662), (120, 136591331), (641, 25570920), (1282, 12785460), (1923, 8523640), (2564, 6392730), (3205, 5114184), (3846, 4261820), (5128, 3196365), (6410, 2557092), (7692, 2130910), (9615, 1704728), (12820, 1278546), (15384, 1065455), (19230, 852364), (25640, 639273), (38460, 426182), (76920, 213091)]